



The combination, With-an open guideboX and a guide iitting therein, of a frictional fastening` connecting the two together, substantially as set forth.

-i-. The combination, with an open guideboX and a `@guide tting therein, of a Wedge deiachably tted between adjacent Walls of said guide and guide-box, substantially as set forth.

In testimony that I claim the foregoing to be my invention I have hereunto set my hand this 20th day of November, A. D. 1888.

* PATRICK L. DAY.

Vitnesses:

THos. B. HALL, J. B. FAY. 

